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    Every 7 minutes someone
    in America will become blind or visually impaired.

    There are approximately 23.7M
    blind or visually impaired

    people in the U.S., or about 8% of Americans.

    Their right to walk safely as pedestrians
    is supported by the Americans with Disabilities Act (ADA).

ADA Compliance for Detectable Warnings


In 1991 the USDOT and USDOJ developed legal regulations from the Americans with Disabilities Act. Included in these guidelines are the requirements for the installation of detectable warnings on sidewalks, street crossings and curb ramps, hazardous vehicular ways, and transit platform edges.

StrongGo Industries offer a full complement of TekWay High-Performance ADA Systems, which are fully compliant and right for any job large or small. These durable, aesthetically pleasing domes are available in almost all natural and federal colors, sizes, dome spacing, and even shapes.


Sizes & Colors

Block Content
How do TekWay® ADA Systems meet the needs of detectable warnings?
  • Dome Shape & Dimensions
  • Dome Spacing
  • Color Contrast with Surrounding Area
  • Maintain Functionality and Compliance
  • Durability in High and Low Traffic areas
  • Low Water Absorption
  • Slip Resistance
  • Ease and Reliability of Installation
How do TekWay® ADA Systems meet the needs of detectable warnings?

installing Detectable Warnings in the Required Locations.

ADAAG 4.29.5 Detectable Warnings at Hazardous Vehicular Areas:

"... at Walking Surfaces which are not separated by curbs, railings, or other areas between the pedestrian areas and vehicular areas, the boundary between the areas shall be defined by a continuous detectable warning..."

Using a product the meets the requirements of the law.

Dome Shape ADAAG 1108.1.1:

"Truncated Domes shall have a base diameter of 0.9 inches minimum to 1.4 inches maximum, a top diameter of 50% of the base diameter minimum to 65% base diameter maximum, and a height of 0.2 inches".

Dome Spacing—ADAAG 1108.1.2:

"Truncated domes shall have a center-to-center spacing of 1.6 inches minimum and 2.4 inches maximum ....".

Contrast—ADAAG 1108.1.3:

"Detectable warning surfaces shall contrast visually with adjacent walking surfaces, either Light-on-Dark or Dark-on-Light".

Maintaining the product so the site remains compliant.

Maintaining the product so the site remains compliant.

Title III, 36.211— Maintenance of accessible features:


 “A public accommodation shall maintain in operable working conditions all features that are required to be readily accessible to and usable by persons with disabilities ….”


ASTM Testing Results

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